Customization: | Available |
---|---|
Conditions of Use: |
Land Use |
Usage: | Emergency Crew, Standby Unit, Common Units |
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FEATURE
MX321 is a three phase sensed Automatic Voltage Regulator and the forms part of excitation system for brush-less generator.
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Specification
age reulator, stamford power avr
Technical specification |
|
Sensing input |
|
voltage |
190 -264V ac max,2 or 3 phase |
Frequency |
50-60 Hz nominal |
Power input (PMG) |
|
Voltage |
190-220V ac max.3 phase ,3 wire |
current |
3A/phase |
Output |
|
Voltage |
Max 120V dc |
Current |
Continuous 3.7 A ( see note 1 ) Intermittent 6A for 10 secs |
resistance |
15 ohms minimum |
regulation |
+/- 0.5% RMS with 4% engine governing (see note 2 ) |
Thermal drift |
0.02% per deg .C change in AVR ambient (note 3 ) |
Soft start ramp time |
0.4 ndash 4 seconds |
Typical system response |
|
AVR response |
10 ms |
Filed current to 90% |
80 ms |
Machine volts to 97% |
300 ms |
External voltage adjustment |
+/- 10% with 5 k ohm 1 watt trimmer (see note 4 ) |
Under frequency protection |
|
Set point |
95% Hz (see note 5 ) |
Slope |
100-300% down to 30 Hz |
Max Dwell |
20% volts/s recovery |
Unit power dissipation |
18 watts maximum |
Analogue input |
|
Maximum input |
+/- 5V dc (see note 6) |
sensitivity |
1v for 5% generator volts (adjustment ) |
Input resistance |
1k ohm |
Quadrature input |
|
10 ohms burden |
|
Max sensitivity |
0.22 A for 5% droop OPF |
Max input |
0.33 A |
Current voltage detection input |
|
Set point |
300V .time delay:1 sec(fixed ) |
CB trip coil volts |
10 ndash 30 V dc |
CB trip coil resistance |
20-60 ohms |
Over excitation protection |
|
Set point |
75 V dc |
Time delay |
8-15 seconds( fixed ) |
environmental |
|
vibration |
20 ndash 100 Hz 50mm/sec |
100Hz ndash 2k Hz 3.3g |
|
Operating temperature |
-40 to +70 degree |
Relative humdity 0-70 degree |
95% (see note 7 ) |
Storage temperature |
-55 to + 80 degree |
Q1: Are you a factory or trading company?
A1: We are a factory, we can guarantee our price is first-hand, very cheap and competitive.
Q2: How does your factory do regarding quality control?
A2: All the products will be 100% checked before the shipment.
Q3: When can I get the price?
A3:Usually we quote within 24 hours after we get your inquiry.
Q4: How could I get a sample?
A4: if you can not buy our product in your local area, we will ship a sample to you.You will be charged a sample price plus all related shipping costs.Express delivery charge depends on the quantity of the samples.
Q5: What is the price of shipping?
A5: Depending upon the port of delivery, prices varies.